M 5.4 in Japan on 17 Sep 2014 23:18 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 5.4M
Depth: 41.73 Km
Lat/Lon: 24.84 , 125.39
Event Date: 17 Sep 2014 23:18 UTC
18 Sep 2014 08:18 Local
Exposed Population:
About 59409 people within 100km
Source: NEIC
Inserted at: 17 Sep 2014 23:45 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1060502 0 17 Sep 2014 23:18 5.4M, 41.73km N/A 60 thousand (in 100km) 00:26 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Japan , Region of Okinawa (population 1,242,315) .

Radius Population
100 km 59000 people
75 km 59000 people
50 km 58000 people
20 km 52000 people
10 km 23000 people
5 km <1000 people
2 km no people

Affected Provinces

Country Region Province Population
Japan Okinawa 1.2 million people

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Hirara MMY 45 Civ. Paved Yes 6500 11 km
Shimojishima SHI 16 Civ. Paved Yes 9800 25 km

Ports

Name LOCODE Country Distance
Myako Island Japan 8 km
Hirara Japan 11 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.